S37 E42: 2018 GMC Terrain Diesel & 2018 Mercedes-AMG GT R
This week, the GMC Terrain adds diesel punch to its modern definition of professional grade. Pat Goss says today's music can sound just as sweet in classic cars. Then, Two Wheelin' Brian Robinson holds on tight for a retro-style ride. Finally, it's Mercedes luxury at adrenaline pounding speeds in the GT R.